2015-07-10 06:01:56 -07:00
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/**
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* @file flash_main.h
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* @brief
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*
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* @date Sep 19, 2013
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2017-01-03 03:05:22 -08:00
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* @author Andrey Belomutskiy, (c) 2012-2017
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2015-07-10 06:01:56 -07:00
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*/
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#ifndef FLASH_MAIN_H_
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#define FLASH_MAIN_H_
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#include "engine.h"
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2016-07-01 20:01:22 -07:00
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#define FLASH_DATA_VERSION 10000
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2015-07-10 06:01:56 -07:00
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2016-04-03 11:02:00 -07:00
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typedef enum {
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2017-02-13 22:03:01 -08:00
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PC_OK = 0,
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2016-04-03 11:02:00 -07:00
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CRC_FAILED = 1,
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INCOMPATIBLE_VERSION = 2,
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RESET_REQUESTED = 3,
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PC_ERROR = 4
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} persisted_configuration_state_e;
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2016-04-03 15:02:39 -07:00
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persisted_configuration_state_e readConfiguration(Logging * logger);
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2015-07-10 06:01:56 -07:00
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void readFromFlash(void);
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void initFlash(Logging *sharedLogger);
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/**
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* Because of hardware-related issues, stm32f4 chip is totally
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* frozen while we are writing to internal flash. Writing the configuration takes
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* about 1-2 seconds, we cannot afford to do that while the engine is
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* running so we postpone the write until the engine is stopped.
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*/
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void writeToFlashNow(void);
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void setNeedToWriteConfiguration(void);
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/**
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* @return true if an flash write is pending
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*/
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bool getNeedToWriteConfiguration(void);
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void writeToFlashIfPending(void);
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#endif /* FLASH_MAIN_H_ */
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